mirror of
https://github.com/AsahiLinux/u-boot
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137703b811
* implementation based on ti beagleboard/omap3evm * timing data and i2c workaround for revision 0 boards taken from x-loader * run-tested with overo revision 0 and 1 / boot from NAND and SDcard * run-tested with x-loader Signed-off-by: Andreas Müller <schnitzeltony@gmx.de> Signed-off-by: Tom Rini <trini@ti.com>
349 lines
11 KiB
C
349 lines
11 KiB
C
/*
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* Configuration settings for the Gumstix Overo board.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc.
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*
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* High Level Configuration Options
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*/
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#define CONFIG_OMAP /* in a TI OMAP core */
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#define CONFIG_OMAP34XX /* which is a 34XX */
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#define CONFIG_OMAP3_OVERO /* working with overo */
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#define CONFIG_SDRC /* The chip has SDRC controller */
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#include <asm/arch/cpu.h> /* get chip and board defs */
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#include <asm/arch/omap3.h>
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/*
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* Display CPU and Board information
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*/
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#define CONFIG_DISPLAY_CPUINFO
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#define CONFIG_DISPLAY_BOARDINFO
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/* Clock Defines */
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#define V_OSCK 26000000 /* Clock output from T2 */
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#define V_SCLK (V_OSCK >> 1)
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#undef CONFIG_USE_IRQ /* no support for IRQs */
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#define CONFIG_MISC_INIT_R
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#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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#define CONFIG_REVISION_TAG
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#define CONFIG_OF_LIBFDT
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/*
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* Size of malloc() pool
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*/
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#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
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/* Sector */
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#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
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/*
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* Hardware drivers
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*/
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/*
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* NS16550 Configuration
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*/
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#define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
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#define CONFIG_SYS_NS16550
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#define CONFIG_SYS_NS16550_SERIAL
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#define CONFIG_SYS_NS16550_REG_SIZE (-4)
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#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
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/*
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* select serial console configuration
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*/
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#define CONFIG_CONS_INDEX 3
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#define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
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#define CONFIG_SERIAL3 3
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/* allow to overwrite serial and ethaddr */
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#define CONFIG_ENV_OVERWRITE
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600, \
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115200}
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#define CONFIG_GENERIC_MMC
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#define CONFIG_MMC
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#define CONFIG_OMAP_HSMMC
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#define CONFIG_DOS_PARTITION
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/* commands to include */
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#include <config_cmd_default.h>
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#define CONFIG_CMD_CACHE
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#define CONFIG_CMD_EXT2 /* EXT2 Support */
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#define CONFIG_CMD_FAT /* FAT support */
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#define CONFIG_CMD_JFFS2 /* JFFS2 Support */
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#define CONFIG_CMD_I2C /* I2C serial bus support */
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#define CONFIG_CMD_MMC /* MMC support */
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#define CONFIG_CMD_NAND /* NAND support */
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#undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
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#undef CONFIG_CMD_FPGA /* FPGA configuration Support */
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#undef CONFIG_CMD_IMI /* iminfo */
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#undef CONFIG_CMD_IMLS /* List all found images */
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#undef CONFIG_CMD_NFS /* NFS support */
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#define CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
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#define CONFIG_SYS_NO_FLASH
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#define CONFIG_HARD_I2C
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#define CONFIG_SYS_I2C_SPEED 100000
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#define CONFIG_SYS_I2C_SLAVE 1
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#define CONFIG_I2C_MULTI_BUS
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#define CONFIG_DRIVER_OMAP34XX_I2C
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/*
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* TWL4030
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*/
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#define CONFIG_TWL4030_POWER
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#define CONFIG_TWL4030_LED
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/*
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* Board NAND Info.
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*/
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#define CONFIG_SYS_NAND_QUIET_TEST
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#define CONFIG_NAND_OMAP_GPMC
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#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
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/* to access nand */
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#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
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/* to access nand */
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/* at CS0 */
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#define GPMC_NAND_ECC_LP_x16_LAYOUT
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#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
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/* devices */
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#define CONFIG_JFFS2_NAND
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/* nand device jffs2 lives on */
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#define CONFIG_JFFS2_DEV "nand0"
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/* start of jffs2 partition */
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#define CONFIG_JFFS2_PART_OFFSET 0x680000
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#define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */
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/* partition */
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/* Environment information */
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#define CONFIG_BOOTDELAY 5
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"loadaddr=0x82000000\0" \
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"console=ttyO2,115200n8\0" \
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"mpurate=500\0" \
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"optargs=\0" \
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"vram=12M\0" \
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"dvimode=1024x768MR-16@60\0" \
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"defaultdisplay=dvi\0" \
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"mmcdev=0\0" \
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"mmcroot=/dev/mmcblk0p2 rw\0" \
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"mmcrootfstype=ext3 rootwait\0" \
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"nandroot=ubi0:rootfs ubi.mtd=4\0" \
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"nandrootfstype=ubifs\0" \
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"mmcargs=setenv bootargs console=${console} " \
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"${optargs} " \
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"mpurate=${mpurate} " \
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"vram=${vram} " \
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"omapfb.mode=dvi:${dvimode} " \
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"omapdss.def_disp=${defaultdisplay} " \
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"root=${mmcroot} " \
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"rootfstype=${mmcrootfstype}\0" \
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"nandargs=setenv bootargs console=${console} " \
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"${optargs} " \
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"mpurate=${mpurate} " \
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"vram=${vram} " \
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"omapfb.mode=dvi:${dvimode} " \
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"omapdss.def_disp=${defaultdisplay} " \
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"root=${nandroot} " \
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"rootfstype=${nandrootfstype}\0" \
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"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
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"bootscript=echo Running bootscript from mmc ...; " \
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"source ${loadaddr}\0" \
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"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
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"mmcboot=echo Booting from mmc ...; " \
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"run mmcargs; " \
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"bootm ${loadaddr}\0" \
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"nandboot=echo Booting from nand ...; " \
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"run nandargs; " \
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"nand read ${loadaddr} 280000 400000; " \
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"bootm ${loadaddr}\0" \
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#define CONFIG_BOOTCOMMAND \
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"if mmc rescan ${mmcdev}; then " \
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"if run loadbootscript; then " \
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"run bootscript; " \
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"else " \
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"if run loaduimage; then " \
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"run mmcboot; " \
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"else run nandboot; " \
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"fi; " \
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"fi; " \
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"else run nandboot; fi"
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#define CONFIG_AUTO_COMPLETE 1
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/*
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* Miscellaneous configurable options
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*/
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#define CONFIG_SYS_LONGHELP /* undef to save memory */
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#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
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#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
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#define CONFIG_SYS_PROMPT "Overo # "
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#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
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/* Print Buffer Size */
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
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sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_SYS_MAXARGS 16 /* max number of command */
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/* args */
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/* Boot Argument Buffer Size */
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
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/* memtest works on */
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#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
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#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
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0x01F00000) /* 31MB */
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#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
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/* address */
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/*
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* OMAP3 has 12 GP timers, they can be driven by the system clock
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* (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
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* This rate is divided by a local divisor.
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*/
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#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
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#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
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#define CONFIG_SYS_HZ 1000
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/*-----------------------------------------------------------------------
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* Stack sizes
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*
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* The stack sizes are set up in start.S using the settings below
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*/
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#define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */
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/*-----------------------------------------------------------------------
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* Physical Memory Map
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*/
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#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
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#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
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#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
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/*-----------------------------------------------------------------------
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* FLASH and environment organization
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*/
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/* **** PISMO SUPPORT *** */
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/* Configure the PISMO */
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#define PISMO1_NAND_SIZE GPMC_SIZE_128M
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#define PISMO1_ONEN_SIZE GPMC_SIZE_128M
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#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
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#if defined(CONFIG_CMD_NAND)
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#define CONFIG_SYS_FLASH_BASE PISMO1_NAND_BASE
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#endif
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/* Monitor at start of flash */
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
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#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
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#define CONFIG_ENV_IS_IN_NAND
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#define ONENAND_ENV_OFFSET 0x240000 /* environment starts here */
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#define SMNAND_ENV_OFFSET 0x240000 /* environment starts here */
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#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
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#define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
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#define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
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#if defined(CONFIG_CMD_NET)
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/*----------------------------------------------------------------------------
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* SMSC9211 Ethernet from SMSC9118 family
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*----------------------------------------------------------------------------
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*/
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#define CONFIG_SMC911X
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#define CONFIG_SMC911X_32_BIT
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#define CONFIG_SMC911X_BASE 0x2C000000
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#endif /* (CONFIG_CMD_NET) */
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/*
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* Leave it at 0x80008000 to allow booting new u-boot.bin with X-loader
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* and older u-boot.bin with the new U-Boot SPL.
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*/
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#define CONFIG_SYS_TEXT_BASE 0x80008000
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
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#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
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#define CONFIG_SYS_INIT_RAM_SIZE 0x800
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
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CONFIG_SYS_INIT_RAM_SIZE - \
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GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_CACHELINE_SIZE 64
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/* Defines for SPL */
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#define CONFIG_SPL
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#define CONFIG_SPL_NAND_SIMPLE
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#define CONFIG_SPL_TEXT_BASE 0x40200800
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#define CONFIG_SPL_MAX_SIZE (45 * 1024)
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#define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
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/* move malloc and bss high to prevent clashing with the main image */
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#define CONFIG_SYS_SPL_MALLOC_START 0x87000000
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#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
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#define CONFIG_SPL_BSS_START_ADDR 0x87080000 /* end of minimum RAM */
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#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
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#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
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#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
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#define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1
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#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
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#define CONFIG_SPL_LIBCOMMON_SUPPORT
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#define CONFIG_SPL_LIBDISK_SUPPORT
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#define CONFIG_SPL_I2C_SUPPORT
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#define CONFIG_SPL_LIBGENERIC_SUPPORT
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#define CONFIG_SPL_MMC_SUPPORT
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#define CONFIG_SPL_FAT_SUPPORT
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#define CONFIG_SPL_SERIAL_SUPPORT
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#define CONFIG_SPL_NAND_SUPPORT
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#define CONFIG_SPL_POWER_SUPPORT
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#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds"
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/* NAND boot config */
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#define CONFIG_SYS_NAND_5_ADDR_CYCLE
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#define CONFIG_SYS_NAND_PAGE_COUNT 64
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#define CONFIG_SYS_NAND_PAGE_SIZE 2048
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#define CONFIG_SYS_NAND_OOBSIZE 64
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#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
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#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
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#define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\
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10, 11, 12, 13}
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#define CONFIG_SYS_NAND_ECCSIZE 512
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#define CONFIG_SYS_NAND_ECCBYTES 3
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#define CONFIG_SYS_NAND_ECCSTEPS (CONFIG_SYS_NAND_PAGE_SIZE / \
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CONFIG_SYS_NAND_ECCSIZE)
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#define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \
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CONFIG_SYS_NAND_ECCSTEPS)
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#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
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#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
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#endif /* __CONFIG_H */
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